18-5/8 inch 87.5 lb/ft L-80 Production Casing from Mexico
Seamless 18-5/8 inch L-80 casing for production zones in oil wells, providing pressure containment post-drilling. Nonalloy steel with OD exceeding 406.4mm qualifies under HTS 7304.29.20.80 for drilling-related casing.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify collapse and burst pressure ratings matching API 5CT for customs review
• Use protective coatings documentation to justify any surface treatment allowances
• Separate liner vs. full casing shipments to avoid set classification issues